\documentclass{article}

\begin{document}

\title{My Title Example}
\author{Author Number1, Author Number2}
\date{}
\maketitle

\begin{abstract}

abstract abstract abstract abstract abstract abstract abstract abstract 
abstract abstract abstract abstract abstract abstract abstract abstract 
abstract abstract abstract abstract abstract abstract abstract abstract

\end{abstract}

\section{Section 1}

main text main text main text main text main text main text main text main text 

\end{document}
